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BODY. Size: 10.2–12.7 mm (Holotype 12.7 mm).Shape: subparallel, Build: robust, Posterior tapering part: short with broad apex, Color (dorsally): bicolored. HEAD. Medial impression: deep, Epistoma: raised above frons, Vertex: Sculpture elements: rugae, Sculpture shape: semispherical, Sculpture density: dense, Eyes: Size: small, Lower margin: in line or below with antennal socket, Medial orbit: subparallel, Antennae: Length: long, Width: slender, Serration: from antennomere 4, Antennomere 7-10 (shape): with obvious collum. PRONOTUM. Shape: visually square, Sides: slightly arcuate, Maximal width: at middle, Anterior margin: subequal to posterior, Anterior lobe: Size: moderate or obvious, Shape: arcuate, Position: at level with anterior angles, Posterior angles: Shape: obtuse or rectangular, Apex: sharp, Disk: Convexity: strongly convex, Impressions: medial and lateral, Medial impression: anteromedial and posteromedial, Prehumerus: Development: carinal, Shape: arcuate or bisinuate, Extent: to 1/2 of pronotal length or to 1/3 of pronotal length, Modifications: with rudiment at anterior angle, Anterior end: distant from lateral carina, Posterior end: joined with posterior angle or margin, Arc: moderate, Lateral carinae: Interspace: narrow, Convergence: moderately convergent, Junction: absent, rarely present, Narrowest point: at posterior 1/5-1/4 of marginal carina, Modifications: submarginal carina posteriorly obliterate. ELYTRA. Color: monochromatic, Humeral carina: absent, Apices: Arrangement: separate, Shape: arcuate, Pubescence: Color: monochromatic, Extent: entire ornamental with indication of stripes. STERNUM. Prosternal lobe: Size: large, Distal margin: arcuate, Prosternal process: Shape: dilated or subparallel, Sides: straight, Angles: obtuse, Angles (tips): blunt, Disc: flat, Projection (extend): distinctly beyond angles, Mesosternum: Mesosternal projection: flat. ABDOMEN. Pygidium: Apical margin: arcuate, Sternal groove: Extent: on three apical ventrites, Shape on the apex of last ventrite: arcuate or arcuately sinuate, Emargination (deepness): very shallow. LEGS. Metatarsus: Size to metatibia: distinctly shorter than metatibia, Tarsomere 1: Size to following tarsomeres: subequal or longer than 2–4. GENITALIA. Ovipositor: Shape: markedly elongate.
Agrilus trepanatus sp. n. can be distinguished from all species of the group by the large body; by the strikingly bicolor dorsal side and by the head obviously deeply impressed medially. See also Appendix.
South India, Karnataka state, Coorg district, northeastern Virajpet, [http://ptp.pensoft.eu/redirect_to_googlemap.php?labels%5B0%5D=75%C2%B050%27E%2C+12%C2%B013%27N&coordinates%5B0%5D=75%C2%B050%27E%2C+12%C2%B013%27N 75°50'E, 12°13'N], altitude 500 m.
Holotype (Fig. 14), ♀, (EJCB): “S-India, Karnataka state, Coorg distr., NE Virajpet, [http://ptp.pensoft.eu/redirect_to_googlemap.php?labels%5B0%5D=75%C2%B050%27E%2C+12%C2%B013%27N&coordinates%5B0%5D=75%C2%B050%27E%2C+12%C2%B013%27N 75°50'E, 12°13'N], ca 500m, 4–8.vi.1999, Z. Kejval & M. Trýzna leg.”. Paratypes: 1 paratype, ♀ (EJCB): “India, Karnataka, 12 km SW Yellapur, 7.vii-14.viii.84, B. Gill FIT 500 m”.
6–7–8. Altitude range: 500 m.
The specific name is an adjective derived from the Greek verb trepao (drill, bore) in Latinized form trepano. It refers to the conspicuously impressed head of this species.
- Jendek, E; 2013: Revision of the Agrilus occipitalis species–group (Coleoptera, Buprestidae, Agrilini) ZooKeys, 256: 35-79. doi